TREA

Guozhen Ma

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  • Shenzhen, CN
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Patents Grantslast 30 patents

  • Information Patent Grant

    Ear pad, earmuff component, and headset
    • Patent number 12,167,194
    • Issue date Dec 10, 2024
    • Huawei Technologies Co., Ltd.
    • Guozhen Ma
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Headset
    • Patent number 12,114,124
    • Issue date Oct 8, 2024
    • Huawei Technologies Co., Ltd.
    • Rongrong Wu
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Method and system for controlling data flow
    • Patent number 7,944,837
    • Issue date May 17, 2011
    • Huawei Technologies Co., Ltd.
    • Guozhen Ma
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

  • Information Patent Application

    EAR PAD, EARMUFF COMPONENT, AND HEADSET
    • Publication number 20220295172
    • Publication date Sep 15, 2022
    • Huawei Technologies Co., Ltd
    • Guozhen Ma
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    HEADSET
    • Publication number 20220225015
    • Publication date Jul 14, 2022
    • Huawei Technologies Co., Ltd
    • Rongrong Wu
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    Method And System For Controlling Data Flow
    • Publication number 20090010167
    • Publication date Jan 8, 2009
    • Huawei Technologies Co., Ltd
    • Guozhen Ma
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE